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Table 3 Sample classification after LDA to discriminate between CSF samples from patients with Relapse–remitting multiple sclerosis (RRMS) and other inflammatory diseases of the CNS (INF)

From: Posttranslational modifications of proteins are key features in the identification of CSF biomarkers of multiple sclerosis

  Disease Predicted Group Membershipb.c Total
RRMS INF
Original
 Count RRMS 68 1 69
INF 2 25 27
 % RRMS 98.6 1.4 100
INF 7.4 92.6 100
Cross-validateda
 Count RRMS 67 2 69
INF 2 25 27
 % RRMS 97.1 2.9 100
INF 7.4 92.6 100
  1. aCross-validation is done only for those sets of samples analyzed. In cross-validation, each sample is classified by the functions derived from all samples other the one under analysis
  2. b96.9% of original grouped samples correctly classified
  3. c95.8% of cross-validated grouped samples correctly classified